html {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  margin: 0;
  padding: 0;
  background-color: #1e4f87;
  height: 100%;
}

p {
  margin: 0;
  padding: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.layout_btn {
  position: absolute;
  left: 10px;
  top: 10px;
  width: 60px;
  height: 40px;
  z-index: 200;
  border: 1px solid #316dac;
  background-color: #183e6b;
  border-radius: 4px;
  text-align: center;
  cursor: pointer;
  color: #C0C4CC;
}

.layout_btn.expand {
  background-color: #8ea6c2;
  color: #fff;
}

.layout_btn .iconfont {
  font-size: 36px;
}

.layout_command {
  box-sizing: border-box;
  padding: 60px 10px;
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 240px;
  background-color: #183e6b;
  display: none;
  z-index: 100;
}

.layout_command li {
  background-color: #f4f4f4;
  padding: 20px;
  margin-bottom: 20px;
  cursor: pointer;
}

.layout_command li.active {
  background-color: transparent;
  border: 1px #156ec1 solid;
}

.drag_content {
  height: 100%;
}
.layout_section{
  float: left;
  height: 100%;
  width: 100%;
}
.dragged_item {
  float: left;
  height: 100%;
  width: 100%;
}
.layout0 .dragged_item{
  height: 33%;
}
.line {
  top: 0;
  left: 0;
  position: absolute;
  background-color: #123356;
  display: none;
}
.line_col{
  width: 4px;
  height: 100%;
  cursor: col-resize;
  box-shadow: 1px 0 3px rgba(0,0,0,0.2);
}
.line_row {
  width: 100%;
  height: 4px;
  cursor: row-resize;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
